Book section2026

Geometric Uncertainty Computation for Composite Sound Absorbing System by High-Order Perturbed X-FEM, Shaoqi Wu, Gregory Legrain, Olivier Dazel, Aeronautical, Aerospace and Mechanical Engineering, pp. 346-354, ISBN:[9781643686653] (2026), doi:10.3233/ATDE260528

Journal2026

Treating complex geometries using voxel-based FEM, CDFEM, and fictitious domain method, Nagham Mawassy, Grégory Legrain, Valentine Rey, Xiaodong Liu, Finite Elements in Analysis and Design, Vol. 260, number 104604, issue 2 (2026), doi:10.1016/j.finel.2026.104604

Proceedings2026

Comparaison d'approches éléments finis pour le calcul à partir d'images, Nagham Mawassy, Grégory Legrain, Valentine Rey, Xiaodong Liu, 17ème Colloque National en Calcul des Structures (2026)

Journal2023

Enforcement of interface laws for dissipative vibro-acoustic problems within high-order X-FEM, Shaoqi Wu, Grégory Legrain, Olivier Dazel, Computer Methods in Applied Mechanics and Engineering, Vol. 414, number 116144, issue 2 (2023), doi:10.1016/j.cma.2023.116144

Journal2022

A computational approach based on extended finite element method for thin porous layers in acoustic problems, Shaoqi Wu, Olivier Dazel, Grégory Legrain, International Journal for Numerical Methods in Engineering, Vol. 123, issue 18, pp. 4209-4243 (2022), doi:10.1002/nme.7006

Proceedings2022

Generalized computational framework based on X-FEM for thin films in time-harmonic problems: formulation, validation and application, S. Wu, O. Dazel, G. Legrain, Proceedings of ISMA 2022 International Conference on Noise and Vibration Engineering and Usd 2022 International Conference on Uncertainty in Structural Dynamics, pp. 451-461, ISBN:[9789082893151] (2022)

Proceedings2022

Nitsche-XFEM for pressure jump interface condition in vibro-acoustic problems in presence of porous materials, Shaoqi Wu, Grégory Legrain, Olivier Dazel, 15e colloque national en calcul des structures (2022)

Proceedings2022

Règles de quadrature "moment-fitting" positives pour les approches de domaines fictifs, Grégory Legrain, 15ème colloque national en calcul des structures (2022)

Journal2021

Non-negative moment fitting quadrature rules for fictitious domain methods, Grégory Legrain, Computers and Mathematics with Applications, Vol. 99, issue 1, pp. 270-291 (2021), doi:10.1016/j.camwa.2021.07.019

Journal2021

High-order X-FEM for the simulation of sound absorbing poro-elastic materials with coupling interfaces, Shaoqi Wu, Olivier Dazel, Gwénaël Gabard, Grégory Legrain, Journal of Sound and Vibration, Vol. 510, number 116262, issue 4 (2021), doi:10.1016/j.jsv.2021.116262

Journal2018

Adaptive anisotropic integration scheme for high-order fictitious domain methods: Application to thin structures, Grégory Legrain, Nicolas Moes, International Journal for Numerical Methods in Engineering, Vol. 114, issue 8, pp. 882-904 (2018), doi:10.1002/nme.5769

Journal2018

Coupling damage and cohesive zone models with the Thick Level Set approach to fracture, Benoît Lé, Nicolas Moes, Grégory Legrain, Engineering Fracture Mechanics, Vol. 193, issue 4, pp. 214-247 (2018), doi:10.1016/j.engfracmech.2017.12.036